Finding the Fourth Proportional to 5,401.79, 8,105.87 and 2,281.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,401.79 : 8,105.87 = 2,281.59 : x
2. Step 2: Convert to fraction form
   5,401.79/8,105.87 = 2,281.59/x
3. Step 3: Cross multiply
   5,401.79x = 8,105.87 × 2,281.59
4. Step 4: Simplify right side
   5,401.79x = 18,494,260.53
5. Step 5: Solve for x
   x = 18,494,260.53/5,401.79
6. Step 6: Final answer
   x = 3,423.73